workbench/network/smbfs/source_code/quad_math.h

   1 /*
   2  * $Id$
   3  *
   4  * :ts=4
   5  *
   6  * SMB file system wrapper for AmigaOS, using the AmiTCP V3 API
   7  *
   8  * Copyright (C) 2000-2009 by Olaf `Olsen' Barthel <obarthel -at- gmx -dot- net>
   9  *
  10  * This program is free software; you can redistribute it and/or modify
  11  * it under the terms of the GNU General Public License as published by
  12  * the Free Software Foundation; either version 2 of the License, or
  13  * (at your option) any later version.
  14  *
  15  * This program is distributed in the hope that it will be useful,
  16  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  17  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  18  * GNU General Public License for more details.
  19  *
  20  * You should have received a copy of the GNU General Public License
  21  * along with this program; if not, write to the Free Software
  22  * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
  23  */
  24
  25 #ifndef _QUAD_MATH_H
  26 #define _QUAD_MATH_H
  27
  28 /****************************************************************************/
  29
  30 #ifndef EXEC_TYPES_H
  31 #include <exec/types.h>
  32 #endif /* EXEC_TYPES_H */
  33
  34 /****************************************************************************/
  35
  36 typedef struct
  37 {
  38         ULONG High;
  39         ULONG Low;
  40 } QUAD;
  41
  42 /****************************************************************************/
  43
  44 ULONG divide_64_by_32(QUAD * dividend,ULONG divisor,QUAD * quotient);
  45 ULONG subtract_64_from_64_to_64(const QUAD * const minuend,const QUAD * const subtrahend,QUAD * difference);
  46
  47 /****************************************************************************/
  48
  49 #endif /* _QUAD_MATH_H */